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From: gwyn@brl-smoke.ARPA (Doug Gwyn )
Newsgroups: comp.lang.c
Subject: Re: _sys_* etc.
Message-ID: <5514@brl-smoke.ARPA>
Date: Tue, 13-Jan-87 17:19:24 EST
Article-I.D.: brl-smok.5514
Posted: Tue Jan 13 17:19:24 1987
Date-Received: Sat, 17-Jan-87 00:51:24 EST
References: <2144@brl-adm.ARPA> <5497@brl-smoke.ARPA> <1258@ho95e.UUCP> <5513@brl-smoke.ARPA>
Reply-To: gwyn@brl.arpa (Doug Gwyn (VLD/VMB) <gwyn>)
Organization: Ballistic Research Lab (BRL), APG, MD.
Lines: 10

In article <5513@brl-smoke.ARPA> gwyn@brl.arpa (Doug Gwyn (VLD/VMB) <gwyn>) writes:
>In article <1258@ho95e.UUCP> wcs@ho95e.UUCP (Bill Stewart 1-201-949-0705 ihnp4!ho95c!wcs HO 2G202) writes:
>>	#if _machine_ = vax
>(The `=' is not a string compare as in Bourne shell scripts.)

Actually, `=' makes no sense in this context and `==' isn't a string compare.

I suppose one could consider making `=' a token compare in preprocessor
expressions, but that probably runs into difficulties with the "phases
of translation" approach we took to support tokenized preprocessing.